PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

51606Key,socket Head Screw

Eklind Tool Co · NSN 5120-01-720-0606 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-720-0606 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-720-0606. Primary manufacturer part number: 51606.
Features
  • Key,socket Head Screw — FSC 5120
  • Wrenching Surface Shape: HEXAGON FIRST END EXTERNAL
  • Material: STEEL OVERALL
  • Features Provided: CUSHION GRIP
  • Style Designator: TEE HANDLE
  • 2 verified cross-references
  • Primary manufacturer: Eklind Tool Co
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Key,socket Head Screw, cataloged under National Stock Number 5120-01-720-0606, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Eklind Tool Co. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-01-720-0606
Primary Part Number51606
Item NameKey,socket Head Screw
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerEklind Tool Co
StatusACTIVE
Wrenching Surface ShapeHEXAGON FIRST END EXTERNAL
MaterialSTEEL OVERALL
Features ProvidedCUSHION GRIP
Style DesignatorTEE HANDLE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
2915-00-874-38815-160-6 INTERCHANGEABLE
Spring,finger
Parker-Hannifin Corporation Dba Pneutronics
9150-00-913-893451606 INTERCHANGEABLE
Lubricant,antiseize
Loctite Corp
6625-01-390-9370 INTERCHANGEABLE
Test Set,telecommunication Syste
7030-01-563-633751606 INTERCHANGEABLE
Software Kit
Aerovironment, Inc. Dba Aerovironment Inc
5120-01-671-7952 INTERCHANGEABLE
Bender,electrical Conduit,hand
Cross-Reference Index
Part NumberManufacturer
51606 Saab Australia Pty Ltd (AUS)
51606 PRIMARY Eklind Tool Co (USA)
Related Parts
2915-00-874-3881INTERCHANGEABLE
SPRING,FINGER
5-160-6
9150-00-913-8934INTERCHANGEABLE
LUBRICANT,ANTISEIZE
51606
6625-01-390-9370INTERCHANGEABLE
TEST SET,TELECOMMUNICATION SYSTE
7030-01-563-6337INTERCHANGEABLE
SOFTWARE KIT
51606
5120-01-671-7952INTERCHANGEABLE
BENDER,ELECTRICAL CONDUIT,HAND

Frequently Asked Questions

What is NSN 5120-01-720-0606?

NSN 5120-01-720-0606 is a Key,socket Head Screw, manufactured by Eklind Tool Co, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-01-720-0606?

NSN 5120-01-720-0606 has 2 cross-referenced part numbers: 51606 (Saab Australia Pty Ltd), 51606 (Eklind Tool Co).

What NSN replaces 5120-01-720-0606?

There are 5 known substitutes for 5120-01-720-0606: 2915-00-874-3881, 9150-00-913-8934, 6625-01-390-9370 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 51606?

Key specifications for 51606: Wrenching Surface Shape: HEXAGON FIRST END EXTERNAL; Part Name Assigned by Controlling Agency: CUSHION GRIP HEX T-KEY; Material: STEEL OVERALL; Special Features: VINYL COATED HANDLE, 0.09375 SIZE TIP. 8 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com